English

Insomnia does not usually begin as a physical problem. It can affect one’s physical health.

a. Insomnia is not usually a physical problem; therefore, it can affect one’s physical health.
b. Insomnia is not usually a physical problem, yet it can affect one’s physical health.
c. Insomnia not usually a physical problem can affect one’s physical health.
d. Insomnia is not usually a physical problem, so it can affect one’s physical health.
  1. b. The conjunction yet prepares the reader for a contrast: is not usually . . . (yet) it can. Choice c is unclear.

Test ID: 459
Source: 501 Grammar and Writing Questions